World’s Largest Square Emerald Cut Diamond

Watch the transformation of the 302.37 carat Graff Lesedi La Rona, the largest square emerald cut diamond in the world and the largest highest clarity, highest color square emerald cut diamond ever certified by the GIA.

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Graff have taken the Lesedia La Rona rough diamond (1,109 carats) on an incredible journey. Having acquired the largest rough diamond discovered in over 100 years, the second largest in history, Graff master craftsmen began meticulous planning to create a spectacular collection of jewels.